''Frasera'', the green gentians, is a genus in the gentian family, native to North America and named for John Fraser, a Scottish botanist and colleague of Thomas Walter.The Frasera (Walter, 1795) were named for John Fraser. (Linn. 4-Tetrandria, i-Moniogynia, allied to Chironia.) ''See'', Card, H.H.
A revision of Genus Frasera
''Annals of the Missouri Botanical Garden'', April 1931, 18(2):245-282 at 245. Accessed 2 August 2012. ''And ref'' Johnson, George William, Johnson's Gardeners' dictionary and cultural instructor, London, A. T. De La Mare printing and publishing co., Ltd., 1916, p. 361. . Accessed 2 August 2012.

Taxonomy

Historically, ''Frasera'' has sometimes been considered part of '' Swertia'', but molecular analysis of a number of ''Frasera'' species has shown them to form a

monophyletic In cladistics for a group of organisms, monophyly is the condition of being a clade—that is, a group of taxa composed only of a common ancestor (or more precisely an ancestral population) and all of its lineal descendants. Monophyletic ...

clade separate from the rest of ''Swertia''.

Species

* ''

Frasera ackermaniae ''Frasera'', the green gentians, is a genus in the gentian family, native to North America and named for John Fraser, a Scottish botanist and colleague of Thomas Walter.The Frasera (Walter, 1795) were named for John Fraser. (Linn. 4-Tetrandria, ...

'' * ''

Frasera albicaulis ''Frasera albicaulis'' is a species of flowering plant in the gentian family known by the common name whitestem frasera. It is native to the northwestern United States, where it grows in open areas in mountain habitat. It is a perennial herb gro ...

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Frasera albomarginata ''Frasera albomarginata'' (syn. ''Swertia albomarginata'') is a species of flowering plant in the gentian family known by the common name desert green gentian, or desert frasera. It is native to the southwestern United States from easternmost C ...

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Frasera caroliniensis ''Frasera caroliniensis'', commonly known as American columbo or yellow gentian, is a herbaceous perennial of the gentian family Gentianaceae found in the deciduous forest of Southern Ontario and throughout the eastern and southeastern United St ...

'' * '' Frasera coloradensis'' * ''

Frasera fastigiata ''Frasera fastigiata'' (syn. ''Swertia fastigiata'') is a species of flowering plant in the gentian family known by the common name clustered green gentian. It is native to the northwestern United States, where it grows in meadows and other moun ...

'' * ''

Frasera gypsicola ''Frasera gypsicola'' is a species of flowering plant in the gentian family known by the common names Sunnyside green-gentian, Sunnyside elkweed, and Sunnyside frasera. It is native to southeastern Nevada and southwestern Utah in the United Stat ...

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Frasera montana ''Frasera'', the green gentians, is a genus in the gentian family, native to North America and named for John Fraser, a Scottish botanist and colleague of Thomas Walter.The Frasera (Walter, 1795) were named for John Fraser. (Linn. 4-Tetrandria, ...

'' * ''

Frasera neglecta ''Frasera neglecta'' (syn. ''Swertia neglecta'') is a species of flowering plant in the gentian family known by the common name pine green gentian. The plant is endemic to California, where it is known from the Western Transverse Ranges in the ...

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Frasera puberulenta ''Frasera puberulenta'' (syn. ''Swertia puberulenta'') is a species of flowering plant in the gentian family known by the common name Inyo frasera. It is native to the High Sierra Nevada of California, as well as the Inyo Mountains and White ...

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Frasera pahutensis ''Frasera'', the green gentians, is a genus in the Gentianaceae, gentian family, native to North America and named for John Fraser (botanist), John Fraser, a Scottish botanist and colleague of Thomas Walter.The Frasera (Walter, 1795) were named f ...

'' * ''

Frasera paniculata ''Frasera'', the green gentians, is a genus in the gentian family, native to North America and named for John Fraser, a Scottish botanist and colleague of Thomas Walter.The Frasera (Walter, 1795) were named for John Fraser. (Linn. 4-Tetrandria, ...

'' * ''

Frasera parryi ''Frasera parryi'' (syn. ''Swertia parryi'') is a species of flowering plant in the gentian family known by the common name Coahuila frasera. It is native to southern California and adjacent Baja California, and Arizona. It grows in oak woodlan ...

'' * '' Frasera speciosa'' * ''

Frasera tubulosa ''Frasera tubulosa'' (syn. ''Swertia tubulosa'') is a species of flowering plant in the gentian family known by the common name Kern frasera. Distribution The gentian is endemic to California, where it is known only from the southern Sierra Nev ...

'' * ''

Frasera umpquaensis ''Frasera'', the green gentians, is a genus in the gentian family, native to North America and named for John Fraser, a Scottish botanist and colleague of Thomas Walter.The Frasera (Walter, 1795) were named for John Fraser. (Linn. 4-Tetrandria, ...

References

Flora of Northern America Gentianaceae genera {{Gentianales-stub